//sizeof的使用
#include <stdio.h>

int main(){
	int num = 250;
	printf("sizeof(int) = %d\n",sizeof(int));
	printf("sizeof(num) = %d\n",sizeof(num));
	printf("sizeof(num+5) = %d\n",sizeof(num + 5));
	printf("sizeof(num = 66) = %d\n",sizeof(num = 66));
	printf(" %d\n",num);
	return 0;
}
